Why can't I connect to the long-distance repeater in Liuzhou?

前几天还可以的，最近就不行了…
有没有柳州的ham知道为啥
中继参数 439.7625 -8 T110.5

This seems to be the only large-scale repeater in Liuzhou.

What is a long-distance repeater? Is the Liuzhou repeater on 439.8 MHz?

BG7QZY A communication channel for Guangdong, Guangxi, and Hunan provinces, formerly used by the Ninth Army.

浩奇科技（厦门）有限公司

是无线电，把我们联系在一起